<!DOCTYPE html>
<html>

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title> </title>
    <style>
        /* *{
            margin: 0;
            padding: 0;
        } */

        .box {
            width: 170px;
            background-color: #f5f9fc;
            border: 1px solid #aacbee;
            margin: 0;
            padding: 0;
        }

        .box h4 {
            /* margin: 0; */
            line-height: 30px;
            padding-left: 30px;
            background: url(./img/title_icon.gif) 10px 10px no-repeat;
        }

        .box ul {
            margin: 0;
            padding: 0 4px;
            list-style-type: none;
        }

        .box ul li {
            padding: 0 4px;
            line-height: 30px;
            border-top: 1px solid #aacbee;
            background-image: url(./img/submenu.gif);
            background-position: right center;
        }
    </style>


</head>

<body>
    <div class="box">
        <h4>课程导航</h4>
        <ul>

            <li>JAVA全栈工程师</li>
            <li>物联网工程师</li>
            <li>前端工程师</li>
            <li>大数据工程师</li>
            <li>电子商务</li>
            <li>UI设计</li>
            <li>GO后台开发工程师</li>
        </ul>
    </div>


</body>

</html>